Objects in the image:
category: backpack
category: person
category: backpack
category: person
category: traffic light
category: person
category: person
category: traffic light
category: bicycle
category: bicycle
category: traffic light
category: train
category: backpack
category: motorcycle
category: person

Guessing-game dialogue about one of the objects:
q: is it person?
a: Yes
q: is person sitting?
a: Yes
q: person with white cloth covering mouth?
a: No
q: person with black glass?
a: No
q: person with cycle?
a: Yes
q: person with blue bag on back?
a: Yes